Zoroastrians Turn
To Internet Dating
To Rescue Religion

MUMBAI, India -- After trying for four years to have a baby, Khorshed Bulsara called on her fellow Zoroastrians for help. She tapped into a new fertility clinic whose mission is to save one of the world's oldest religions.

Her doctor waved off concerns that Parsis, as Zoroastrians are known in India, may suffer fertility problems linked to generations of inbreeding within a tiny and highly insular community. She put Ms. Bulsara...